JEE Main & Advanced Physics Wave Optics / तरंग प्रकाशिकी Question Bank EM Waves

  • question_answer
    Which of the following electromagnetic waves have minimum frequency                                             [Pb PET 2000]

    A)            Microwaves                         

    B)            Audible waves

    C)            Ultrasonic waves                

    D)            Radiowaves

    Correct Answer: B

    Solution :

               Audible waves


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